28 U.S.C. § 3001 : US Code - Section 3001: Applicability of chapter

      (a) In General. - Except as provided in subsection (b), the (!1)
    chapter provides the exclusive civil procedures for the United
    States - 

        (1) to recover a judgment on a debt; or
        (2) to obtain, before judgment on a claim for a debt, a remedy
      in connection with such claim.

      (b) Limitation. - To the extent that another Federal law
    specifies procedures for recovering on a claim or a judgment for a
    debt arising under such law, those procedures shall apply to such
    claim or judgment to the extent those procedures are inconsistent
    with this chapter.
      (c) Amounts Owing Other Than Debts. - This chapter shall not
    apply with respect to an amount owing that is not a debt or to a
    claim for an amount owing that is not a debt.